Ford Mustang (1999-2004) Service Manual: Transmission Description (Description and Operation)

The 4R70W has the following features:

  • Wide ratio gears
  • Four speeds
  • Rear wheel drive
  • Automatic
  • Electronic shift
  • Torque converter clutch control
  • Line pressure controls

The transmission uses Ravigneaux-style double-pinion gearset with two bands, one one-way roller clutch, one mechanical diode and four friction clutches to produce four forward gears and Reverse.

4R70W Automatic Transmission

4R70W Automatic Transmission

    Automatic Transaxle/Transmission
    General Specifications a - MERCON V is not interchangeable at this time with the current MERCON fluids. Check the transmission fluid level indicator to determine the correct fluid and refer to the ...

    Identification Tags
    All vehicles are equipped with a Vehicle Certification Label, located on the driver side door lock post. For correct transmission identification, refer to the code in the space marked TR. ...

    Other materials:

    Manual Control Lever Shaft and Seal
    Special Tool(s) Installer, Shift Shaft Fluid Seal 307-050 (T74P-77498-A) Alignment Gauge, TR Sensor 307-351 (T97L-70010-A) Removal 1. Drain the transmission fluid and remove the fluid pan and filter. For additional information, ...

    Bulb
    Removal and Installation 1. Remove the floor console. For additional information, refer to Section. 2. Remove the bolts, then position the bezel upward. 3. Remove the bulb socket from the bezel. 4. Remove the bulb. 5. To install, reverse the removal ...

    Engine - 3.8L
    General Specifications a - 20-200 seconds to leakdown 3.18 mm (0.125 in) with 225 Newtons (50 pounds) load and tappet filled with leak-down fluid. Torque Specifications a - Refer to the procedure in this section b - Advance one-half turn aft ...